./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:52:43,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:52:43,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:52:43,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:52:43,268 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:52:43,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:52:43,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:52:43,297 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:52:43,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:52:43,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:52:43,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:52:43,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:52:43,300 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:52:43,301 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:52:43,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:52:43,302 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:52:43,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:52:43,303 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:52:43,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:52:43,305 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:52:43,305 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:52:43,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:52:43,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:52:43,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:52:43,308 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:52:43,309 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:52:43,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:52:43,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:43,310 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:52:43,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:52:43,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:52:43,312 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:52:43,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:52:43,313 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:52:43,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 [2023-11-11 23:52:43,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:52:43,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:52:43,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:52:43,598 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:52:43,599 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:52:43,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-11 23:52:46,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:47,048 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:47,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-11 23:52:47,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/a3108b18d/c86498ff0be5463790b0182f63ddbed5/FLAG421370489 [2023-11-11 23:52:47,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/a3108b18d/c86498ff0be5463790b0182f63ddbed5 [2023-11-11 23:52:47,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:47,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:47,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:47,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:47,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:47,099 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:47,101 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@760e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47, skipping insertion in model container [2023-11-11 23:52:47,101 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:47,187 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:47,654 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:47,684 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:47,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:47,908 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:47,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47 WrapperNode [2023-11-11 23:52:47,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:47,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:47,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:47,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:47,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:47,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,034 INFO L138 Inliner]: procedures = 31, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 848 [2023-11-11 23:52:48,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:48,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:48,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:48,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:48,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:48,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:48,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:48,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:48,185 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:47" (1/1) ... [2023-11-11 23:52:48,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:48,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:48,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:48,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:52:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:52:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:52:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:52:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:52:48,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:52:48,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:48,413 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:48,416 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:48,439 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:52:52,147 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !false; [2023-11-11 23:52:52,147 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume false; [2023-11-11 23:52:52,148 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:52,545 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:52,545 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:52:52,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:52 BoogieIcfgContainer [2023-11-11 23:52:52,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:52,550 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:52,550 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:52,560 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:52,560 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:52" (1/1) ... [2023-11-11 23:52:52,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:52:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:52:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 111 states and 174 transitions. [2023-11-11 23:52:52,647 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-11 23:52:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:52:52,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:52:52,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:52:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:52:53,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:52:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:53:04,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-11 23:53:04,221 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:53:04,225 INFO L158 Benchmark]: Toolchain (without parser) took 17132.38ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 144.3MB in the beginning and 144.7MB in the end (delta: -488.9kB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2023-11-11 23:53:04,226 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 90.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:04,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.29ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 113.3MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-11 23:53:04,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 123.99ms. Allocated memory is still 176.2MB. Free memory was 113.3MB in the beginning and 108.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:04,228 INFO L158 Benchmark]: Boogie Preprocessor took 143.79ms. Allocated memory is still 176.2MB. Free memory was 108.2MB in the beginning and 100.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:53:04,229 INFO L158 Benchmark]: RCFGBuilder took 4368.25ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 100.8MB in the beginning and 117.4MB in the end (delta: -16.6MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. [2023-11-11 23:53:04,229 INFO L158 Benchmark]: CodeCheck took 11673.85ms. Allocated memory is still 232.8MB. Free memory was 117.4MB in the beginning and 144.7MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:53:04,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 90.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.29ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 113.3MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 123.99ms. Allocated memory is still 176.2MB. Free memory was 113.3MB in the beginning and 108.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.79ms. Allocated memory is still 176.2MB. Free memory was 108.2MB in the beginning and 100.8MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4368.25ms. Allocated memory was 176.2MB in the beginning and 232.8MB in the end (delta: 56.6MB). Free memory was 100.8MB in the beginning and 117.4MB in the end (delta: -16.6MB). Peak memory consumption was 63.2MB. Max. memory is 16.1GB. * CodeCheck took 11673.85ms. Allocated memory is still 232.8MB. Free memory was 117.4MB in the beginning and 144.7MB in the end (delta: -27.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:53:04,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:07,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:07,157 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:53:07,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:07,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:07,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:07,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:07,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:07,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:07,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:07,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:07,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:07,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:07,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:07,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:07,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:07,214 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:53:07,218 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:53:07,219 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:53:07,219 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:53:07,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:53:07,221 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:07,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:07,222 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:07,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:07,223 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:07,223 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:53:07,224 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:07,224 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:07,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:07,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:07,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:07,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:07,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:07,227 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:53:07,228 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:07,228 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:07,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:53:07,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:53:07,229 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0edcf84130f28de31dd252113e98a7277e8f803d45945a4e4ab5373cd867bd6 [2023-11-11 23:53:07,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:07,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:07,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:07,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:07,719 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:07,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-11 23:53:10,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:11,414 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:11,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/sv-benchmarks/c/openssl/s3_clnt.blast.02.i.cil-2.c [2023-11-11 23:53:11,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/3223ccc0f/17d231270ffe4fc8a700ea095c77ffae/FLAG45e1be0bc [2023-11-11 23:53:11,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/data/3223ccc0f/17d231270ffe4fc8a700ea095c77ffae [2023-11-11 23:53:11,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:11,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:11,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:11,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:11,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:11,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:11" (1/1) ... [2023-11-11 23:53:11,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512892e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:11, skipping insertion in model container [2023-11-11 23:53:11,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:11" (1/1) ... [2023-11-11 23:53:11,561 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:12,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:12,146 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:53:12,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:12,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:12,330 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:12,443 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:12,474 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:12,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12 WrapperNode [2023-11-11 23:53:12,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:12,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:12,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:12,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:12,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,613 INFO L138 Inliner]: procedures = 35, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 736 [2023-11-11 23:53:12,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:12,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:12,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:12,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:12,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,688 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:12,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:12,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:12,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:12,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:12" (1/1) ... [2023-11-11 23:53:12,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:12,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:12,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:12,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:53:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:53:12,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:53:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:53:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:53:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:12,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:12,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:53:13,002 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:13,004 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:13,024 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:53:30,114 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2023-11-11 23:53:30,115 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2023-11-11 23:53:30,115 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:30,718 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:30,718 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:53:30,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:30 BoogieIcfgContainer [2023-11-11 23:53:30,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:30,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:30,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:30,736 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:30,736 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:30" (1/1) ... [2023-11-11 23:53:30,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:30,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 111 states and 174 transitions. [2023-11-11 23:53:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-11 23:53:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:53:30,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:30,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:30,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:53:30,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:53:30,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:53:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:31,630 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:53:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:32,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:53:32,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:53:32,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:32,353 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-11 23:53:32,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:53:42,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:53:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2023-11-11 23:53:42,461 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2023-11-11 23:53:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:53:42,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:42,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:53:42,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:53:42,472 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:53:42,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df03927-ef98-4ee2-b362-93c86a87b88e/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process